JVC True Wireless headphones deliver the ultimate performance for a sports enthusiast. Completely wireless sport headphones offer a pivot motion fit with an IPX5 water resistance rating. The 3 point support structure and S/M/L ear tips offer a comfortable and secure fit. Ear tips include standard silicone times and ambient sound open type earpieces as well. They offer a 3 hour battery life with charging case that holds up to a six hour additional charge. Carrying case pouch included. Headphones work with Run & Music Training App for smartphones.